MHYBV有《煤安标志》证书，规格齐全煤矿用通信电缆-通讯电缆

MHYVPMHYVP 1*4*7/0.43 矿用信号电缆-通讯电缆

MHYVRPMHYVRP 1*4*7/0.52 1*2*7/0.37 矿用信号电缆-通讯电缆

MHY32矿用通讯电缆MHYV 80*2*0.6

MHY32矿用屏蔽通信电缆 -mhyvrp,MHYVP-通讯电缆

HYAC-索道通信电缆--HYA市内通信电缆-通讯电缆